Jirai Glico

A student named Mabuto Sagoriya desires a peaceful school life but is naturally inclined toward competition. When her friend Minoda-chan invites her to compete for her class's chance to use the rooftop during the school festival, known as the “Fugen Game,” she becomes involved in a sequence of peculiar challenges. The contest relies on strategy and cleverness, with the goal of winning through deception and reasoning. It is a high-stakes mental duel where participants do not face physical harm.